Simply put, green coffee beans are beans that havent been through the roasting process. Green coffee bean extract has been proven to be one of the most effective weight loss dietary supplement that market has seen today. It can be found produced largely in regions of Africa, Central and Southern America, and South Asia due to its hot climate that still receives an abundant amount of rainfall. The roasting process removes the natural antioxidants that are present in the coffee beans, which hinders the health beneficial factors raw coffee beans provide.